Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Nov. 30, 2021	Aug. 31, 2021	Nov. 30, 2020
Current assets:
Cash and cash equivalents	$ 84,719	$ 127,107	$ 126,802
Marketable securities	30,195	19,604	19,624
Receivables, net of allowance of $3,398, $2,960, and $3,422, respectively	111,959	93,609	74,909
Inventories, net	173,115	145,244	114,278
Other current assets, net	26,345	30,539	20,837
Total current assets	426,333	416,103	356,450
Property, plant, and equipment:
Cost	230,268	229,000	212,725
Less accumulated depreciation	(138,629)	(137,003)	(131,430)
Property, plant, and equipment, net	91,639	91,997	81,295
Intangibles, net	19,827	20,367	22,817
Goodwill	67,735	67,968	68,027
Operating lease right-of-use assets	17,584	18,281	26,008
Deferred income tax assets	6,157	8,113	9,924
Other noncurrent assets	20,170	14,356	10,681
Total assets	649,445	637,185	575,202
Current liabilities:
Accounts payable	58,908	45,209	36,263
Current portion of long-term debt	219	217	214
Other current liabilities	88,655	92,814	65,910
Total current liabilities	147,782	138,240	102,387
Pension benefits liabilities	5,660	5,754	6,293
Long-term debt	115,471	115,514	115,641
Operating lease liabilities	17,679	18,301	24,863
Deferred income tax liabilities	798	832	902
Other noncurrent liabilities	20,112	20,099	21,215
Total liabilities	307,502	298,740	271,301
Shareholders' equity:
Preferred stock of $1 par value - authorized 2,000 shares; no shares issued and outstanding	0	0	0
Common stock of $1 par value - authorized 25,000 shares; 19,056, 18,948, and 18,991 shares issued, respectively	19,056	18,991	18,948
Capital in excess of stated value	89,006	86,495	78,026
Retained earnings	532,410	528,130	503,342
Less treasury stock - at cost, 8,083 shares	(277,238)	(277,238)	(277,238)
Accumulated other comprehensive loss, net	(21,291)	(17,933)	(19,177)
Total shareholders' equity	341,943	338,445	303,901
Total liabilities and shareholders' equity	$ 649,445	$ 637,185	$ 575,202